Superconductivity of Ba2(Y1−<i>x</i> Zr<i>x</i>)Cu3O7−<i>y</i>
A. G. BatrakPhysicotechnical Institute of Low Temperatures, Academy of Sciences of the Ukrainian SSR, KharkovV. Yu. Ben’koPhysicotechnical Institute of Low Temperatures, Academy of Sciences of the Ukrainian SSR, KharkovI. N. NechiporenkoPhysicotechnical Institute of Low Temperatures, Academy of Sciences of the Ukrainian SSR, KharkovL. I. FedorchenkoPhysicotechnical Institute of Low Temperatures, Academy of Sciences of the Ukrainian SSR, Kharkov
ABI
Annotatsiya
It is shown that superconducting transition takes place in the compound Ba2(Y1−xZrx)Cu3O7−y at temperatures above 90 K over a wide range of concentrations x. The highest transition temperature is observed for x = 0.1−0.25.
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